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The natural gas of Aizhong Gas Company comes from the urban and rural domestic gas purified from sour natural gas in Petro China Bandong 3 well work zone nearby waters,  hydrogen sulfide content is about 1500ppm/m3, total weight of desulfurizer filled in the desulfurization tower is 15 tons, the content of hydrogen sulfide after desulfurization is less than 20mg/m3, reaching the standard for domestic gas.

On-site construction staff

Loading and unloading desulfurizer.

Emergency exercise against hydrogen sulfide leaks